<view class="container">
  <view class="root-body-box">
    <view class="body-box">
        <view class="body-box-1"></view>
        <view class="body-box-3">
          <textarea class="body3-line2" maxlength="150" bindinput="getAboutMe" value="{{aboutMe}}"/>
        </view>
    </view>
    <view class="finish-box">
      <view class="finish-btn" bindtap="saveFile">保存</view>
    </view>
  </view>
  
</view>